For emission of light, a light emitting diode (LED) is

For emission of light, a light emitting diode (LED) is
  1. always used in reverse biased condition
  2. never used in forward or reserve biased condition
  3. used both in forward and reverse biased condition depending upon its application
  4. always used in forward biased condition

Solution

An LED is always used in forward biased condition.

Asked in: MHT CET 2023 (14 May Shift 1)

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